512631031330 has 96 divisors (see below), whose sum is σ = 1072150914240. Its totient is φ = 174941120640.

The previous prime is 512631031327. The next prime is 512631031351. The reversal of 512631031330 is 33130136215.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 3000961 + ... + 3167179.

It is an arithmetic number, because the mean of its divisors is an integer number (11168238690).

Almost surely, 2^512631031330 is an apocalyptic number.

512631031330 is an abundant number, since it is smaller than the sum of its proper divisors (559519882910).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

512631031330 is a wasteful number, since it uses less digits than its factorization.

512631031330 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 166336 (or 166313 counting only the distinct ones).

The product of its (nonzero) digits is 4860, while the sum is 28.

Adding to 512631031330 its reverse (33130136215), we get a palindrome (545761167545).

The spelling of 512631031330 in words is "five hundred twelve billion, six hundred thirty-one million, thirty-one thousand, three hundred thirty".